在10G R2中dba_users的字段如下: SQL> select * from v$version;
BANNER----------------------------------------------------------------Oracle Database 10g Enterprise Edition Release 10.2.0.5.0 - 64biPL/SQL Release 10.2.0.5.0 - ProductionCORE 10.2.0.5.0 ProductionTNS for Linux: Version 10.2.0.5.0 - ProductionNLSRTL Version 10.2.0.5.0 - ProductionSQL> desc dba_users; Name Null? Type ----------------------------------------- -------- ---------------------------- USERNAME NOT NULL VARCHAR2(30) USER_ID NOT NULL NUMBER PASSWORD VARCHAR2(30) ACCOUNT_STATUS NOT NULL VARCHAR2(32) LOCK_DATE DATE EXPIRY_DATE DATE DEFAULT_TABLESPACE NOT NULL VARCHAR2(30) TEMPORARY_TABLESPACE NOT NULL VARCHAR2(30) CREATED NOT NULL DATE PROFILE NOT NULL VARCHAR2(30) INITIAL_RSRC_CONSUMER_GROUP VARCHAR2(30) EXTERNAL_NAME VARCHAR2(4000)SQL> desc v$pwfile_users; Name Null? Type ----------------------------------------- -------- ---------------------------- USERNAME VARCHAR2(30) SYSDBA VARCHAR2(5) SYSOPER VARCHAR2(5)
11g R2(11.2.0.3)中dba_users的字段如下:SQL> select * from v$version;
BANNER--------------------------------------------------------------------------------Oracle Database 11g Enterprise Edition Release 11.2.0.3.0 - 64bit ProductionPL/SQL Release 11.2.0.3.0 - ProductionCORE 11.2.0.3.0 ProductionTNS for Linux: Version 11.2.0.3.0 - ProductionNLSRTL Version 11.2.0.3.0 - ProductionSQL> desc dba_users; Name Null? Type ----------------------------------------- -------- ---------------------------- USERNAME NOT NULL VARCHAR2(30) USER_ID NOT NULL NUMBER PASSWORD VARCHAR2(30) ACCOUNT_STATUS NOT NULL VARCHAR2(32) LOCK_DATE DATE EXPIRY_DATE DATE DEFAULT_TABLESPACE NOT NULL VARCHAR2(30) TEMPORARY_TABLESPACE NOT NULL VARCHAR2(30) CREATED NOT NULL DATE PROFILE NOT NULL VARCHAR2(30) INITIAL_RSRC_CONSUMER_GROUP VARCHAR2(30) EXTERNAL_NAME VARCHAR2(4000) PASSWORD_VERSIONS VARCHAR2(8) EDITIONS_ENABLED VARCHAR2(1) AUTHENTICATION_TYPE VARCHAR2(8)
AUTHENTICATION_TYPE分为三种
EXTERNAL - CREATE USER user1 IDENTIFIED EXTERNALLY;GLOBAL - CREATE USER user2 IDENTIFIED GLOBALLY;PASSWORD - CREATE USER user3 IDENTIFIED BY user3;
SQL> desc v$pwfile_users; Name Null? Type ----------------------------------------- -------- ---------------------------- USERNAME VARCHAR2(30) SYSDBA VARCHAR2(5) SYSOPER VARCHAR2(5) SYSASM VARCHAR2(5) 11g多了一个sysasm
V$PWFILE_USERS 列出password file中记录的,被赋予sysdba/sysoper/SYSASM权限的用户
dba_ ts_quotas /user_ts_quotas 列出了用户的表空间限额的信息
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